The air inside a tank is a mixture of nitrogen, carbon dioxide, oxygen, and helium. each individual gas exerts a pressure of 100 kpa, 24 kpa, 30 kpa, and 26 kpa respectively. what is the total pressure of the air inside the tank?

How does a coronal mass ejection (cme) affect the solar wind? a cme adds more particles to the solar wind, intensifying it. a cme blocks the solar wind, causing it to fade. a cme does not affect the solar wind but it does affect auroras. a cme increases the amount of energy in the solar wind.

20 grams of water. she poured out 15 grams. which of the following physical properties of the water changes? a .boiling point b. density c .electrical conductivity d .volume

Which compound should undergo substitution of the bromine by phenolate anion? draw the structure of the organic product?